Sagan
/ˈseɪɡən/
"sagan" is a 5-letter English headword indexed on PlainSpell.
The verdict
“Sagan” has 7 generated spelling variants in the English index at frequency #29,822. The variants make it a useful spelling check.
- #29,822
- frequency rank, English
- 6,566
- “S” headwords
- 7
- tracked misspellings
- 20
- confusable pairs
According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - A surname.
Corpus desk
Index EN-sagan · Sagan · English
Sagan · rank #29,822 · 7 variants · 20 confusables
- FREQ-MID #29,822
- LEN-MID 5 letters
- VOW-2 2 vowels
- CONFUS-HIGH 20 pairs
- VAR-MID 7 variants
- BOOK-DENSE 6,566
- PHOTO-FINISH SaaS
Nearest frequency peer: SaaS (-1 rank slots)
Read with this headword: Spelling guide for this pattern
Desk codes from Wiktionary headword shape, FrequencyWords rank tier, confusable-pair count, generated misspelling depth, letter-cohort book size, and photo-finish peer. Not a difficulty grade.
Rank peers near misspelling magnet “Sagan”
Same rarity band: useful when a typo lands on a peer headword
- rousing
rousing
70,182 corpus weight
- roving
roving
70,181 corpus weight
- SaaS
SaaS
70,180 corpus weight
- Sagan
Sagan
70,179 corpus weight
- sandman
sandman
70,178 corpus weight
- sass
sass
70,176 corpus weight
What this shows “Sagan” sits among these FrequencyWords peers; misspelling depth is tracked separately in the edit-distance chart.
Visual similarity to commonly confused words
How many letter changes separate each confused pair (Levenshtein distance, normalized).
Source: PlainSpell confusable corpus (Wiktionary, CC BY-SA).
| Property | Value |
|---|---|
| Headword | Sagan |
| Language | English |
| Part of speech | Proper noun |
| IPA | /ˈseɪɡən/ |
| Letters | 5 |
| Frequency rank | #29,822 |
| Misspellings tracked | 7 |
| Confusable pairs | 20 |
| Source | Wiktionary (kaikki.org) |
Frequency seat of misspelling magnet “Sagan”
A misspelling magnet
The generator records 7 spelling variants around Sagan (IPA /ˈseɪɡən/), aproper noun. Corpus frequency is #29,822 among 6,566 “S” headwords. Dominant gloss: "A surname.".
Our generated misspelling index lists 7 likely wrong-spelling variants for Sagan, with forms such as "asgan", "saagn", and "sagann". Every one of these variants traces to a single-character edit -- an added or dropped letter, a swapped consonant, or a vowel swap -- the kind of slip a spell-checker is built to catch. It also participates in 20 confusable-pair relationships, "san", "sign", "sean", and more, where similar look or sound leads writers to substitute one word for another in context.
Etymologically, the entry records: The unit is derived from the phrase "billions and billions (of stars)", erroneously attributed to the American astronomer Carl Sagan. The lower bound of such a number must be two billion plus two billion, or four billion. Johnny Carson popularized the phras… The correct English form is Sagan, spelled S-A-G-A-N.
Definition
- 1A surname.
Etymology
The unit is derived from the phrase "billions and billions (of stars)", erroneously attributed to the American astronomer Carl Sagan. The lower bound of such a number must be two billion plus two billion, or four billion. Johnny Carson popularized the phrase through his occasional impersonation of Sagan throughout his career.
Common misspellings
Also misspelled as:
- asgan
- saagn
- sagann
- saggan
- sagna
- sgaan
- ssagan
Misspelling Pattern Breakdown
How far each generated variant is from the correct spelling of Sagan - counted as single-character edits (an insertion, a deletion, or a substituted letter). The larger the bar, the easier the typo is to spot; one-edit slips are the ones that sneak past readers.
Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA); frequency ordering uses the FrequencyWords open word-frequency list (2018 English corpus, MIT). See the methodology for how each field is sourced and updated.
Frequently Asked Questions
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Similar English words by spelling shape
Same letter count and similar misspelling depth for "Sagan", not the corpus desk frequency band.
Same letter count
Frequency-ranked English headwords with 5 letters (nearest by frequency rank).
Similar misspelling depth
Headwords with a similar count of attested misspellings (7 here; floor ≥5).